Maintenance: Update docker/build-push-action action to v6

.github/workflows/docker-ci.yaml

@@ -25,7 +25,7 @@ jobs:
 
       - name: Build Docker image
         id: docker_build
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           context: .
           labels: ${{ steps.meta.outputs.labels }}

.github/workflows/docker-release.yaml

@@ -61,7 +61,7 @@ jobs:
 
       - name: Build and push
         id: docker_build
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           context: .
           labels: ${{ steps.meta.outputs.labels }}